CN105337072A - Electric connector and terminal thereof - Google Patents
Electric connector and terminal thereof Download PDFInfo
- Publication number
- CN105337072A CN105337072A CN201410364926.9A CN201410364926A CN105337072A CN 105337072 A CN105337072 A CN 105337072A CN 201410364926 A CN201410364926 A CN 201410364926A CN 105337072 A CN105337072 A CN 105337072A
- Authority
- CN
- China
- Prior art keywords
- guide member
- terminal
- elastic arm
- contact site
- guiding face
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/22—Contacts for co-operating by abutting
- H01R13/24—Contacts for co-operating by abutting resilient; resiliently-mounted
- H01R13/2464—Contacts for co-operating by abutting resilient; resiliently-mounted characterized by the contact point
- H01R13/2478—Contacts for co-operating by abutting resilient; resiliently-mounted characterized by the contact point spherical
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/50—Fixed connections
- H01R12/51—Fixed connections for rigid printed circuits or like structures
- H01R12/55—Fixed connections for rigid printed circuits or like structures characterised by the terminals
- H01R12/57—Fixed connections for rigid printed circuits or like structures characterised by the terminals surface mounting terminals
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/71—Coupling devices for rigid printing circuits or like structures
- H01R12/712—Coupling devices for rigid printing circuits or like structures co-operating with the surface of the printed circuit or with a coupling device exclusively provided on the surface of the printed circuit
- H01R12/714—Coupling devices for rigid printing circuits or like structures co-operating with the surface of the printed circuit or with a coupling device exclusively provided on the surface of the printed circuit with contacts abutting directly the printed circuit; Button contacts therefore provided on the printed circuit
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/22—Contacts for co-operating by abutting
- H01R13/24—Contacts for co-operating by abutting resilient; resiliently-mounted
- H01R13/2442—Contacts for co-operating by abutting resilient; resiliently-mounted with a single cantilevered beam
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K13/00—Conveying record carriers from one station to another, e.g. from stack to punching mechanism
- G06K13/02—Conveying record carriers from one station to another, e.g. from stack to punching mechanism the record carrier having longitudinal dimension comparable with transverse dimension, e.g. punched card
- G06K13/08—Feeding or discharging cards
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/0013—Methods or arrangements for sensing record carriers, e.g. for reading patterns by galvanic contacts, e.g. card connectors for ISO-7816 compliant smart cards or memory cards, e.g. SD card readers
- G06K7/0021—Methods or arrangements for sensing record carriers, e.g. for reading patterns by galvanic contacts, e.g. card connectors for ISO-7816 compliant smart cards or memory cards, e.g. SD card readers for reading/sensing record carriers having surface contacts
Abstract
The invention relates to an electric connector and a terminal thereof. The elastic arm is connected with the tail part. The contact portion is located at the end of the resilient arm. The contact portion includes a front guide surface extending forward and downward. The front guide extends from the elastic arm in a forward direction. The front guide member includes a front guide piece extending forward and downward. The elastic arm forms an included angle with the extending direction of the front guide piece. The front leader tab is located forward of the front leader surface of the contact portion. The high point of the front guide is lower than the high point of the contact portion. The low point of the front guide surface of the contact portion is lower than the high point of the front guide.
Description
Technical field
The present invention relates to a kind of electric connector and terminal thereof.
Background technology
Electric connector has multiple terminal usually.Terminal is generally oblique extending in a grafting space.When plug assembly inserts grafting space, plug assembly can produce horizontal pressure force along grafting direction and pressure at right angle on terminal.Pressure at right angle can, by terminal toward movement outside grafting space, make plug assembly can insert in grafting space.In some cases, horizontal pressure force may make terminal be out of shape, and makes contact site terminal being used for be electrically connected plug assembly leave normal position.
For avoiding above-mentioned situation to occur, U.S. Patent application US6,843,688 disclose a kind of terminal design.Described terminal comprises insulator, contact site and extension.Terminal is established on insulator, and extension extends toward insulator from the both sides of contact site with an arcwall face or inclined-plane.Usual contact site forms the highest point of terminal, so be steeply toward downward-extension from the extension of highest point extension, particularly when when the position of contact site is higher.Plug assembly easily produces larger horizontal pressure force on precipitous extension, and therefore described terminal is still easy in plug assembly inserts, and by larger impulsive force and side direction shearing, and described terminal is out of shape.
Summary of the invention
According to the problems referred to above, the present invention proposes new terminal and electric connector accordingly.
A kind of terminal provided by the invention, it comprises guide member before an afterbody, an elastic arm, a contact site and.Elastic arm connects afterbody.Contact site is in the end of elastic arm.Contact site comprise one forward with guiding face before downward-extension.Front guide member from elastic arm forward to extension.Front guide member comprise one forward with fairlead before downward-extension.The bearing of trend of elastic arm and front guide member has angle.Front fairlead is positioned at the front of the front guiding face of contact site.The height point of front guide member is lower than the high point of contact site.The low spot of the front guiding face of contact site is lower than the high point of front guide member.
Preferably, described terminal also comprises one from described elastic arm towards the rear to the rear guide member extended, wherein said rear guide member comprise one backwards with the rear fairlead towards downward-extension, described contact site comprise one backwards with the rear guiding face towards downward-extension, described rear fairlead is positioned at the rear of described rear guiding face, the height point of described rear guide member is lower than the described high point of described contact site, and the low spot of described rear guiding face is lower than the described high point of described rear guide member.
Preferably, described rear guide member comprises: a connecting piece, and it extends towards the rear from described elastic arm; And a protuberance, it is towards upper process, and connects described rear fairlead.
Preferably, described contact site is vault head, forms described front guiding face before described vault head, and described vault head below form described rear guiding face.
Preferably, described elastic arm becomes 90 degree of angles with the bearing of trend of described rear guide member.
Preferably, the described angle of the bearing of trend of described elastic arm and described front guide member is 90 degree of angles.
Preferably, described front guide member comprises: a connecting piece, and it extends forward from described elastic arm; And a protuberance, it is towards upper process, and connects described front fairlead.
The present invention provides a kind of electric connector simultaneously, and it comprises:
One insulating base frame, it comprises a upper surface;
Multiple terminal, it is fixed on described insulating base frame, and each described terminal comprises:
One afterbody;
One elastic arm, it connects described afterbody;
One contact site, it is positioned at the end of described elastic arm, and protrudes the described upper surface of described insulating base frame, described contact site comprise one forward with guiding face before downward-extension; And
Guide member before one, its from described elastic arm forward to extension, described front guide member comprise one forward with fairlead before downward-extension, described front fairlead protrudes the described upper surface of described insulating base frame, the bearing of trend of wherein said elastic arm and described front guide member has angle, described front fairlead is positioned at the front of the described front guiding face of described contact site, the height point of described front guide member is lower than the high point of described contact site, the low spot of the described front guiding face of described contact site is lower than the high point of described front guide member, the low spot of described front guide member is lower than the described upper surface of described insulating base frame.
Preferably, each described terminal comprises one from described elastic arm towards the rear to the rear guide member extended, the described rear guide member of each described terminal comprise one backwards with the rear fairlead towards downward-extension, the described contact site of each described terminal comprise one backwards with the rear guiding face towards downward-extension, wherein in each described terminal, described rear fairlead is positioned at the rear of described rear guiding face, the height point of the described rear guide member of described terminal is lower than the high point of described contact site, and the low spot of the described rear guiding face of described terminal is lower than the high point of described rear guide member.
Preferably, the described rear guide member of each described terminal comprises: a connecting piece, and it extends towards the rear from described elastic arm; And a protuberance, it is towards upper process, and connects described rear fairlead.
Preferably, the described contact site of each described terminal is vault head, forms described front guiding face before wherein said vault head, and described vault head below form described rear guiding face.
Preferably, the described elastic arm of each described terminal becomes 90 degree of angles with the bearing of trend of described rear guide member.
Preferably, the angle of the bearing of trend of described elastic arm and described front guide member is 90 degree of angles.
Preferably, the described front guide member of each described terminal comprises: a connecting piece, and it extends forward from described elastic arm; And a protuberance, it is towards upper process, and connects described front fairlead.
Beneficial effect of the present invention is: the front guide member of the terminal of electric connector can first be touched and press down when plug-in card, and the related contact site of terminal that makes moves down one section, and then electronic cards contacts and presses down contact site; Namely the contact site of terminal can press down the two-stage when plug-in card, so significantly can reduce the impulsive force suffered by terminal and side direction shearing, really the normal function of protection terminal.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of one embodiment of the invention, and it illustrates electric connector, pallet, electronic cards and circuit board.
Fig. 2 is the electric connector of one embodiment of the invention and the schematic diagram of pallet.
Fig. 3 is the schematic diagram of the terminal, framework etc. of one embodiment of the invention.
Fig. 4 is the schematic diagram of the insulating base frame of one embodiment of the invention.
Fig. 5 is the schematic diagram of the terminal of one embodiment of the invention.
Fig. 6 is another schematic diagram of the terminal of one embodiment of the invention.
Fig. 7 is the another schematic diagram of the terminal of one embodiment of the invention.
Fig. 8 is the terminal of one embodiment of the invention and the schematic diagram of insulating base frame.
Fig. 9 be one embodiment of the invention terminal base, be plugged on the schematic diagram of pallet on terminal base and detection terminal.
Figure 10 is the upper cover of one embodiment of the invention and the schematic diagram of detection terminal.
Figure 11 is the schematic diagram of one embodiment of the invention, and it illustrates the detecting state that pallet changes detection terminal.
Primary symbols explanation
1 electric connector
2 pallets
3 electronic cards
4 circuit boards
5 terminal bases
11 insertion space
12 sense switches
13 metal top covers
Moulding before 20
21 frame portions
22 insulation material layers
23 pushing blocks
51 insulating base frames
52 terminals
53 metal frameworks
54 buckle blocks
100 plug-in card directions
121 detection terminals
131 base surface area
132 inserted sheets
133 button holes
200 left and right directions
201 extend laterally bar
211 buckle recesses
300 above-below directions
400 openings
511 upper surfaces
512 terminal grooves
521 afterbodys
522 elastic arms
523 contact sites
Guide member before 524
525 extensions
526 base portions
Guide member after 527
531 spring beams
532 clasps
1211 afterbodys
1212 elastic arms
1213 insulation are by pushing block
1214 insulation fixed blocks
1215 fixed parts
1216 jacks
1321 interfere block
5221 recessed sections
5222 horizontal-extending sections
5230 root edges
Guiding face before 5231
5232 high points
5233 low spots
Guiding face after 5234
5235 low spots
Fairlead before 5241
5242 high points
5243 low spots
5244 braces
5245 protuberances
Fairlead after 5271
5272 high points
5273 braces
5274 protuberances
5275 low spots
12121 contact sites
12151 perforates
θ 1, θ 2 angle.
Embodiment
With reference to shown in Fig. 1, electric connector 1 can be arranged on the circuit board 4.The pallet 2 of the pluggable carrying electronic cards 3 of electric connector 1 or grafting electronic cards 3.Electric connector 1 defines an insertion space 11.Pallet 2 or electronic cards 3 can be plugged on insertion space 11, make electronic cards 3 be electrically connected circuit board 4 by electric connector 1.Electric connector 1 comprises an opening 400, opening 400 front ends in insertion space 11.Pallet 2 or electronic cards 3 via opening 400, can be plugged on insertion space 11 along plug-in card direction 100 from front to back.
Shown in Fig. 4, electric connector 1 comprises a terminal base 5.Terminal base 5 comprises an insulating base frame 51 and multiple terminal 52.Multiple terminal 52 is fixed on insulating base frame 51.In certain embodiments, multiple terminal 52 is embedded in insulating base frame 51; But the present invention is not as limit.
With reference to Fig. 1, shown in Fig. 3, Fig. 5 to Fig. 7, terminal 52 comprises guide member 524 before afterbody 521, elastic arm 522, contact site 523 and.Elastic arm 522 can make contact site 523 make resilient movement.Contact site 523 can contact the connection pad in electronic cards 3.Front guide member 524 can before electronic cards 3 arms 522 in insertion or contact site 523, first contact electronic cards 3, to allow the height reduction of elastic arm 522 and contact site 523, reduce impulsive force and side direction shearing that elastic arm 522 and contact site 523 are subject to from inserting electronic cards 3 thus.
The afterbody 521 of terminal 52 can weld on the circuit board 4.The afterbody 521 of terminal 52 can be connected to one end of elastic arm 522.In certain embodiments, terminal 52 comprises extension 525, and afterbody 521 connects extension 525.Afterbody 521, by extension 525, makes afterbody 521 may extend on precalculated position.In certain embodiments, terminal 52 comprises base portion 526.Afterbody 521 can be connected to base portion 526, and elastic arm 522 can extend from base portion 526.In certain embodiments, terminal 52 comprises extension 525 and base portion 526.Extension 525 connects afterbody 521 and base portion 526, and elastic arm 522 can extend from base portion 526.In certain embodiments, extension 525 can be embedded in insulating base frame 51 at least partly.In certain embodiments, base portion 526 can be embedded in insulating base frame 51 at least partly.
With reference to shown in Fig. 4 and Fig. 8, insulating base frame 51 can have multiple terminal groove 512.The corresponding multiple terminal groove 512 of multiple terminal 52 is arranged.Contact site 523 can position at the end of elastic arm 522.Elastic arm 522 can make contact site 523 protrude from the upper surface 511 of insulating base frame 51 at least partly.In certain embodiments, elastic arm 522 extends in the terminal groove 512 of correspondence.In certain embodiments, elastic arm 522 can partly extend terminal groove 512.In certain embodiments, elastic arm 522 is from the first oblique downward-extension of the sidewall end near terminal groove 512, and then tiltedly upper extension, elastic arm 522 is made to have one recessed section 5221, so can in the length situation keeping certain elastic arm 522, do not increase the height of contact site 523 or reduce the height of contact site 523, or increase the length of elastic arm 522 in a predetermined horizontal range.
With reference to shown in Fig. 5 and Fig. 8, in certain embodiments, contact site 523 can be vault head.In certain embodiments, contact site 523 can be dome-shaped.In certain embodiments, contact site 523 is arc-shaped flaky.
With reference to shown in Fig. 2, Fig. 5 and Fig. 8, in certain embodiments, guiding face 5231 before contact site 523 comprises.Front guiding face 5231 can be contacted when electronic cards 3 is inserted, and move along front guiding face 5231, contact site 523 is down promoted towards terminal groove 512.Front guiding face 5231 can forward with towards downward-extension.In certain embodiments, when contact site 523 be vault head shape or dome-shaped time, the outer surface of contact site 523 is made up of leading flank and trailing flank, wherein before guiding face 5231 be the part or all of of described leading flank.In certain embodiments, the scope of contact front guiding face 5231 when front guiding face 5231 inserts slightly larger than electronic cards 3 on left and right directions 200.In certain embodiments, front guiding face 5231 extends downward the root edge 5230 of contact site 523.
With reference to shown in Fig. 3, Fig. 5 and Fig. 8, in certain embodiments, front guide member 524 extends forward from elastic arm 522.Elastic arm 522 and the bearing of trend of front guide member 524 can have angle θ 1.In certain embodiments, angle theta 1 can be 90 degree of angles; But the present invention is not as limit.
With reference to shown in Fig. 5 and Fig. 8, front guide member 524 can comprise front fairlead 5241.Front fairlead 5241 can forward with towards downward-extension.The front of front fairlead 5241 guiding faces 5231 before contact site 523, so, fairlead 5241 more early can contact the electronic cards 3 in insertion.In certain embodiments, front fairlead 5241 can protrude from the upper surface 511 of insulating base frame 51 at least partly.
With reference to shown in Fig. 7, in certain embodiments, contact site 523 comprises a high point 5232, and front guide member 524 comprises a high point 5242, and wherein, the height point 5242 of guide member 524 is lower than the height point 5232 of contact site 523.In certain embodiments, the low spot 5233 of the front guiding face 5231 of contact site 523, lower than the height point 5242 of front guide member 524, touches the root edge 5230 of contact site 523, causes terminal 52 to be out of shape when electronic cards 3 so can be avoided to insert.In certain embodiments, the low spot 5233 of front guiding face 5231 can be minimum, the highest on the lower edge of front guiding face 5231 or between minimum and the highest between any point.
With reference to shown in Fig. 8, in certain embodiments, front guide member 524 comprises a low spot 5243.Terminal 52 is not by under the state of start, and described low spot 5243 can lower than the upper surface 511 of insulating base frame 51.In certain embodiments, front guide member 524 comprises a terminal edge, and wherein said low spot 5243 is any point on described terminal edge.In certain embodiments, described any point can be minimum point, peak on described terminal edge, or between the highest and minimum between any point.
With reference to shown in Fig. 5, in certain embodiments, elastic arm 522 comprises a horizontal-extending section 5222, and wherein, guide member 524 extends from horizontal-extending section 5222.
In certain embodiments, front guide member 524 comprises a connecting piece 5244 and a protuberance 5245.Brace 5244 own elasticity arm 522 extends forward.Brace 5244 can connect protuberance 5245.Protuberance 5245 is towards upper process.Protuberance 5245 can connect front fairlead 5241.
With reference to shown in Fig. 5 to Fig. 7, guide member 527 after elastic arm 522 comprises.Rear guide member 527 can, when empty pallet 2 extracts electric connector 1, prevent empty pallet 2 from hooking card terminal 52.Rear guide member 527 can comprise fairlead 5271 after, rear fairlead 5271 can backwards with towards downward-extension.Moreover, guiding face 5234 after contact site 523 comprises.Rear guiding face 5234 can backwards with towards downward-extension.Rear fairlead 5271 is the rears being positioned at rear guiding face 5234.Rear guide member 527 has high point 5272, and wherein, the height point 5272 of guide member 527 is lower than the height point 5232 of contact site 523.Rear guiding face 5234 can have low spot 5235, and wherein, the low spot 5235 of guiding face 5234 is lower than the height point 5272 of rear guide member 527.In certain embodiments, the low spot 5235 of rear guiding face 5234 can be minimum, the highest on the lower edge of rear guiding face 5234 or between minimum and the highest between any point.
With reference to shown in Fig. 8, in certain embodiments, rear guide member 527 comprises a low spot 5275.Terminal 52 is not by under the state of start, and described low spot 5275 can lower than the upper surface 511 of insulating base frame 51.In certain embodiments, rear guide member 527 comprises a terminal edge, and wherein said low spot 5275 is any point on described terminal edge.In certain embodiments, described any point can be minimum point, peak on described terminal edge, or between the highest and minimum between any point.
In certain embodiments, contact site 523 be vault head shape or dome-shaped time, the outer surface of contact site 523 is made up of leading flank and trailing flank, wherein after guiding face 5234 be the part or all of of described trailing flank.In certain embodiments, rear guiding face 5234 extends downward the root edge 5230 of contact site 523.
With reference to shown in Fig. 5, in certain embodiments, rear guide member 527 extends towards the rear from elastic arm 522.Elastic arm 522 and the bearing of trend of rear guide member 527 can have angle θ 2.In certain embodiments, angle theta 2 can be 90 degree of angles; But the present invention is not as limit.
In certain embodiments, front guide member 524 can be similar or different from rear guide member 527.
In certain embodiments, front guide member 524 can align or not line up with rear guide member 527 on the direction, both sides of the elastic arm 522 relative to terminal 52.In certain embodiments, front guide member 524 can align or not line up relative on plug-in card direction 100 with rear guide member 527.
With reference to shown in Fig. 5, in certain embodiments, elastic arm 522 comprises a horizontal-extending section 5222, and wherein, guide member 527 extends from horizontal-extending section 5222.
With reference to shown in Fig. 7, in certain embodiments, rear guide member 527 comprises a connecting piece 5273 and a protuberance 5274.Brace 5273 own elasticity arm 522 extends towards the rear.Brace 5273 connects protuberance 5274.Protuberance 5274 connects rear fairlead 5271.
With reference to shown in Fig. 3 and Fig. 4, terminal base 5 comprises two metal framework 53 and two buckle blocks 54.Each metal framework 53 comprises spring beam 531, and two spring beams 531 are in the relative both sides of terminal base 5, and each buckle block 54 is arranged on corresponding spring beam 531.In certain embodiments, each buckle block 54 is embedded on corresponding spring beam 531.With reference to shown in Fig. 1 and Fig. 9, moulding 20 and a frame portion 21 before pallet 2 comprises one.Frame portion 21 connects front moulding 20.Frame portion 21 defines the space of collecting electronic cards 3.Frame portion 21 can have two buckle recesses 211.After pallet 2 inserts electric connector 1, the two buckle blocks 54 buckle recess 211 that buckle is corresponding respectively, to keep pallet 2.
With reference to shown in Fig. 1, in certain embodiments, pallet 2 can be non-metallic material.In certain embodiments, pallet 2 can be metal material, and comprises insulation material layer 22, and insulation material layer 22 is formed at the inner margin portion in order to carrying and contact electronic cards 3 on pallet 2, insulation material layer 22 can electrical isolation pallet 2 and electronic cards 3, to avoid being short-circuited between the two.
With reference to shown in Fig. 1, Fig. 2 and Figure 10, in certain embodiments, electric connector 1 comprises sense switch 12.Whether sense switch 12 inserts for detecting pallet 2.Sense switch 12 comprises detection terminal 121 and the electric-conductor coordinated.Detection terminal 121 comprises afterbody 1211, elastic arm 1212 and an insulation is subject to pushing block 1213.Afterbody 1211 can weld on the circuit board 4, or afterbody 1211 is with the circuit on other structure connecting circuit boards 4.Elastic arm 1212 comprises contact site 12121.Insulation is arranged on the end of elastic arm 1212 by pushing block 1213.When being postponed by pushing block 1213, contact site 12121 can leave described electric-conductor or contact described electric-conductor, and the detecting state of sense switch 12 is changed.In certain embodiments, elastic arm 1212 can make elastic displacement in above-below direction (on or below to) 300 (or thickness directions of electric connector 1); But the present invention is not as limit.In certain embodiments, by pushing block 1213 be pushed or under push away, make contact site 12121 leave described electric-conductor.In certain embodiments, by pushing block 1213 be pushed or under push away, make contact site 12121 contact described electric-conductor.In certain embodiments, detection terminal 121 is that left and right directions makes elastic displacement, to contact electric-conductor or to leave electric-conductor.
In certain embodiments, sense switch 12 is normal open switch.In certain embodiments, sense switch 12 is normally closed switch.
With reference to shown in Figure 10 and Figure 11, in certain embodiments, electric connector 1 comprises metal top cover 13, and a base surface area 131 of metal top cover 13 forms electric-conductor and is the part of metal top cover 13.In certain embodiments, electric-conductor is the parts being located away from metal top cover 13.In certain embodiments, electric-conductor is located on terminal base 5.
In certain embodiments, detection terminal 121 comprises an insulation fixed block 1214, and detection terminal 121 utilizes insulation fixed block 1214 to be fixed on any applicable position of electric connector 1.In certain embodiments, detection terminal 121 comprises fixed part 1215.Insulation fixed block 1214 is arranged on fixed part 1215.In certain embodiments, fixed part 1215 is embedded at least partly in insulation fixed block 1214, but the present invention is not as limit.Insulation fixed block 1214 comprises a jack 1216, and electric connector 1 comprises an inserted sheet 132.Inserted sheet 132 inserts jack 1216, and detection terminal 121 is fixed.In certain embodiments, upper cover 13 comprises inserted sheet 132, but the present invention is not as limit.With reference to shown in Figure 11, in certain embodiments, inserted sheet 132 comprises at least one interference block 1321.Block 1321 is interfered to be interference engagement with the jack 1216 of insulation fixed block 1214.When inserted sheet 132 inserts the jack 1216 of insulation fixed block 1214, interfere block 1321 can be anchored in the jack 1216 of insulation fixed block 1214, detection terminal 121 is fixed.With reference to shown in Figure 10, in certain embodiments, the fixed part 1215 of detection terminal 121 comprises a perforate 12151.The jack 1216 of perforate 12151 correspondence insulation fixed block 1214 is arranged.Perforate 12151 can allow inserted sheet 132 to pass through.In certain embodiments, the fixed part 1215 of detection terminal 121 can not have perforate, but inserted sheet 132 is avoided in extension.
With reference to shown in Fig. 1, Fig. 2 and Figure 11, pallet 2 comprises a pushing block 23.When pallet 2 inserts electric connector 1, pushing block 23 promote detection terminal 121 by pushing block 1213, make the contact site 12121 of detection terminal 121 not contact or contact described electric-conductor.In certain embodiments, detection terminal 121 is outer and extend forward in insertion space 11, and does not stretch into insertion space 11.The front moulding 20 of pallet 2 comprises one and extends laterally bar 201, extend laterally bar 201 and extend in detection terminal 121 front, and pushing block 23 is arranged on and extends laterally on bar 201.
With reference to Fig. 3, Figure 10 and Figure 11, metal framework 53 comprises clasp 532, and upper cover 13 correspondence arranges button hole 133, is wherein matched in clearance between clasp 532 and corresponding button hole 133.By being snapped onto by clasp 532 in corresponding button hole 133, upper cover 13 can be made to be fixed on terminal base 5, and before welded and installed to circuit board 4, providing upper cover 13 and terminal base 5 can the nargin of activity separately, the coplanarity of increase surface soldered.
In at least one embodiment, guide member before the terminal of electric connector comprises.Front guide member can first be touched and press down when plug-in card, and the related contact site of terminal that makes moves down one section, and then electronic cards contacts and presses down contact site; Namely the contact site of terminal can pressing down by the two-stage when plug-in card, so significantly can reduce the impulsive force suffered by terminal and side direction shearing, really the normal function of protection terminal.In certain embodiments, terminal can comprise rear guide member.Rear guide member, when pumping card, when particularly extracting the empty pallet of unloaded electronic cards, can allow contact site be pressed down by two stage, catch on terminal to prevent empty pallet.
Technology contents of the present invention and technical characterstic disclose as above, but those skilled in the art still may do all replacement and the modification that do not deviate from this exposure spirit based on teaching of the present invention and announcement.Therefore, protection scope of the present invention should be not limited to implement example those disclosed herein, and should comprise various do not deviate from replacement of the present invention and modification, and is contained by claim of the present invention.
Claims (14)
1. a terminal, comprises:
One afterbody;
One elastic arm, it connects described afterbody;
One contact site, it is positioned at the end of described elastic arm, described contact site comprise one forward with guiding face before downward-extension; And
Guide member before one, its from described elastic arm forward to extension, described front guide member comprise one forward with fairlead before downward-extension, the bearing of trend of wherein said elastic arm and described front guide member has angle, described front fairlead is positioned at the front of the described front guiding face of described contact site, the height point of described front guide member is lower than the high point of described contact site, and the low spot of the described front guiding face of described contact site is lower than the described high point of described front guide member.
2. terminal according to claim 1, wherein said terminal also comprises one from described elastic arm towards the rear to the rear guide member extended, wherein said rear guide member comprise one backwards with the rear fairlead towards downward-extension, described contact site comprise one backwards with the rear guiding face towards downward-extension, described rear fairlead is positioned at the rear of described rear guiding face, the height point of described rear guide member is lower than the described high point of described contact site, and the low spot of described rear guiding face is lower than the described high point of described rear guide member.
3. terminal according to claim 2, wherein said rear guide member comprises:
A connecting piece, it extends towards the rear from described elastic arm; And
One protuberance, it is towards upper process, and connects described rear fairlead.
4. terminal according to claim 2, wherein said contact site is vault head, forms described front guiding face before described vault head, and described vault head below form described rear guiding face.
5. terminal according to claim 2, wherein said elastic arm becomes 90 degree of angles with the bearing of trend of described rear guide member.
6. terminal according to claim 1, the described angle of the bearing of trend of wherein said elastic arm and described front guide member is 90 degree of angles.
7. terminal according to any one of claim 1 to 6, wherein said front guide member comprises:
A connecting piece, it extends forward from described elastic arm; And
One protuberance, it is towards upper process, and connects described front fairlead.
8. an electric connector, comprises:
One insulating base frame, it comprises a upper surface;
Multiple terminal, it is fixed on described insulating base frame, and each described terminal comprises:
One afterbody;
One elastic arm, it connects described afterbody;
One contact site, it is positioned at the end of described elastic arm, and protrudes the described upper surface of described insulating base frame, described contact site comprise one forward with guiding face before downward-extension; And
Guide member before one, its from described elastic arm forward to extension, described front guide member comprise one forward with fairlead before downward-extension, described front fairlead protrudes the described upper surface of described insulating base frame, the bearing of trend of wherein said elastic arm and described front guide member has angle, described front fairlead is positioned at the front of the described front guiding face of described contact site, the height point of described front guide member is lower than the high point of described contact site, the low spot of the described front guiding face of described contact site is lower than the high point of described front guide member, the low spot of described front guide member is lower than the described upper surface of described insulating base frame.
9. electric connector according to claim 8, wherein each described terminal comprises one from described elastic arm towards the rear to the rear guide member extended, the described rear guide member of each described terminal comprise one backwards with the rear fairlead towards downward-extension, the described contact site of each described terminal comprise one backwards with the rear guiding face towards downward-extension, wherein in each described terminal, described rear fairlead is positioned at the rear of described rear guiding face, the height point of the described rear guide member of described terminal is lower than the high point of described contact site, the low spot of the described rear guiding face of described terminal is lower than the high point of described rear guide member.
10. electric connector according to claim 9, wherein the described rear guide member of each described terminal comprises:
A connecting piece, it extends towards the rear from described elastic arm; And
One protuberance, it is towards upper process, and connects described rear fairlead.
11. electric connectors according to claim 9, wherein the described contact site of each described terminal is vault head, forms described front guiding face before wherein said vault head, and described vault head below form described rear guiding face.
12. electric connectors according to claim 9, wherein the described elastic arm of each described terminal becomes 90 degree of angles with the bearing of trend of described rear guide member.
13. electric connectors according to claim 8, the angle of the bearing of trend of wherein said elastic arm and described front guide member is 90 degree of angles.
Electric connector according to any one of 14. according to Claim 8 to 13, wherein the described front guide member of each described terminal comprises:
A connecting piece, it extends forward from described elastic arm; And
One protuberance, it is towards upper process, and connects described front fairlead.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410364926.9A CN105337072B (en) | 2014-07-29 | 2014-07-29 | Electric connector and terminal thereof |
| TW103130066A TWI580115B (en) | 2014-07-29 | 2014-09-01 | Electrical connector and terminal of the same |
| US14/812,352 US9502803B2 (en) | 2014-07-29 | 2015-07-29 | Terminal and electrical connector |
| US15/296,228 US9614312B2 (en) | 2014-07-29 | 2016-10-18 | Terminal and electrical connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410364926.9A CN105337072B (en) | 2014-07-29 | 2014-07-29 | Electric connector and terminal thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105337072A true CN105337072A (en) | 2016-02-17 |
| CN105337072B CN105337072B (en) | 2017-11-10 |
Family
ID=55180982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410364926.9A Active CN105337072B (en) | 2014-07-29 | 2014-07-29 | Electric connector and terminal thereof |
Country Status (3)
| Country | Link |
|---|---|
| US (2) | US9502803B2 (en) |
| CN (1) | CN105337072B (en) |
| TW (1) | TWI580115B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP1553879S (en) * | 2015-11-03 | 2016-07-11 | ||
| JP1553611S (en) * | 2015-11-03 | 2016-07-11 | ||
| JP1552812S (en) * | 2015-11-03 | 2016-06-27 | ||
| JP1552814S (en) * | 2015-11-04 | 2016-06-27 | ||
| JP1552813S (en) * | 2015-11-04 | 2016-06-27 | ||
| JP1552815S (en) * | 2015-11-06 | 2016-06-27 | ||
| CN205282702U (en) * | 2015-12-03 | 2016-06-01 | 美国莫列斯有限公司 | Electronic card connector |
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- 2014-09-01 TW TW103130066A patent/TWI580115B/en not_active IP Right Cessation
-
2015
- 2015-07-29 US US14/812,352 patent/US9502803B2/en active Active
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2016
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Also Published As
| Publication number | Publication date |
|---|---|
| CN105337072B (en) | 2017-11-10 |
| US20160036146A1 (en) | 2016-02-04 |
| US20170040729A1 (en) | 2017-02-09 |
| TWI580115B (en) | 2017-04-21 |
| US9502803B2 (en) | 2016-11-22 |
| US9614312B2 (en) | 2017-04-04 |
| TW201605124A (en) | 2016-02-01 |
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